views.py

from django.http import Http404, HttpResponse
import datetime

def hours_ahead(request, offset):
	try:
		offset = int(offset)
	except ValueError:
		raise Http404()
	dt = datetime.datetime.now() + datetime.timedelta(hours=offset)
	html = "<html><body>After %s hours will %s.</body></html>" % (offset, dt)
	return HttpResponse(html)